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Gul 32 
Bulletin No. 12 July 1, 1920. 


M. M. LEIGHTON 
COMMON VEALTH OF PENNSYLVANTA 


DEPARTMENT OF INTORVAL APPAIRS 
James IT. Woodward, Secretary 


BUREAU OF TOPOGRAPHIC AND GEOLOGICAL SURVEY 
George H. Ashley, State Geologist 


an 
——— anne 


GAS WELLS ON POLLOCK RUN, WESTMORELAND COUNTY, PENNSYLVANIA 


BY 


J. French Robinson 


About one mile west of West Newton along Pollock Run in the 
southvest corner of “les tmore lané County wells are being érilleé for 
gas end when the writer visited the field a aye 1920 three wells 
near the mouth and several more farther up Pollock Run had been com- 


pleted. Gas has been found in the Big Injun sand at a depth of about 


1250 feet. Twenty or twenty-five wells are either drilling or heve 


been drilled along this stream within 1$ miles of its mouth. The roc: 
pressure in the field was nearly 500 pounds per square inch and cur- 
ing the latter art of May one well had an open flow of 7 3/4 millio: 
cubic feet ner day. A month later this same well is producing about 
100,000 cubic feet of gas per @uy. Another well produced 3 million 
cubic feet of gas daily the! first of June, and was producing 3/4 
million eubic feet of gas on the 15th of June. Several wells did not 
find cas in paying quantity in the Big Injun send, and are driliing 


to the Speeehley sand which shovld be encovntered at a depth of about 


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53300 feet, 

Drilling in the Pollock Run district is on the southeast flenk 
or side and where the rocks are some 60 feet lower than on the crest 
of the Bellevernon anticline. The axis of this anticline passes 


about $ mile east of ijebster, + mile east of Salem Church, and 


a 


A 


_Stosses Monongarela River about mile west of the mouth of Pollock 


Run, ,The flank dips southeast abovt 100 feet to the mile, 


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